Electric coffee maker



FIG. 1 is front elevation view of an electric coffee maker, showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the drawings depict portions of the electric coffee maker that form no part of the claimed design. 

CLAIM I claim the ornamental design for an electric coffee maker, as shown and described. 